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Clarion APA4300HX GA-972E-51 Service Manual

Clarion APA4300HX GA-972E-51 Service Manual

150w×4channel power amplifier
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SPECIFICATIONS
Maximum power output:
150W
Rated Output:
75W
(20Hz
4-channel simulta-neous output)
75W
(3-channel mode)
150W
Frequency response:
5
Harmonic distortion:
0.0012%(0.0008% Direct lnput)
1kHz 10W
S/N Ratio:
112dB (114dB Direct lnput)
Applicable speaker impedance:
4
(2
Input sensitivity:
RCA lNPUT:200mV
(1200mV Direct lnput)
Power Source Voltage: 14.4V
Ground:
Negative
Power consumption:
48A(with 75W
2A(amplifierON,no input)
External dimensions:
280(W)
Weight:
5kg
For improvement purposes,specifications and design are
subject to change without prior notice.
Clarion Co., Ltd.
5-35-2, Hakusan, Bunkyouku, Tokyo, 112-8608 Japan
Service Dept.- 50 kamitoda,Toda-shi,Saitama,335-8511 Japan Tel: 048-443-1111 FAX:048-433-6996
4ch
×
4(4-channel mode)
×
20kHz,0.02
,4
,with
Ω
2
150W
1
×
×
2(2-channel mode)
×
100,000Hz
Ω
8
)(4-channel mode)
Ω〜
Ω
5.000mV
4 rated output)
×
65(H)
288(D)mm
×
×
Service Manual
150W
4Channel Power Amplifier
×
Model
GA-972E-51
NOTES
We cannot supply PWB with component parts in prin-
ciple. When a circuit on PWB has failure , please repair
it by component parts base. Parts which are not men-
tioned in service manual are not supplied.
COMPONENTS
GA-972E-51
Main unit
Parts bag
Terminal cover
PLUG
Parts bag
PLATE-NUT
TAP SCREW(
To engineers in charge of repair or
inspection of our products.
Before repair or inspection, make sure to follow
the instructions so that customers and Engineers
in charge of repair or inspection can avoid suf-
fering any risk or injury.
1. Use specified parts.
The system uses parts with special safety features against
fire and voltage. Use only parts with equivalent charac-
teristics when replacing them.
The use of unspecified parts shall be regarded as re-
modeling for which we shall not be liable. The onus of
product liability (PL) shall not be our responsibility in cases
where an accident or failure is as a result of unspecified
parts being used.
- 1 -
Published by Service Dept.
298-5957-00 Dec.2001 P
Printed in Japan
−−−−−
−−−−−
345-7586-00
076-0491-00
−−−−−
725-0216-00
5
16)
700-5016-89
φ
×
APA4300HX
1
2
2
4
4

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Summary of Contents for Clarion APA4300HX GA-972E-51

  • Page 1 Clarion Co., Ltd. Published by Service Dept. 5-35-2, Hakusan, Bunkyouku, Tokyo, 112-8608 Japan 298-5957-00 Dec.2001 P Service Dept.- 50 kamitoda,Toda-shi,Saitama,335-8511 Japan Tel: 048-443-1111 FAX:048-433-6996 Printed in Japan Service Manual 150W 4Channel Power Amplifier × Model GA-972E-51 NOTES ■ SPECIFICATIONS ■...
  • Page 2 2. Place the parts and wiring back in their original positions If extensive damage is caused due to negligence of re- after replacement or re-wiring. pair, the legal responsibility shall be with the repairing For proper circuit construction, use of insulation tubes, company.
  • Page 3 EXPLANATION OF IC ■ pin 34: A Vref : IN : Reference voltage for ADC. 052-7050-00 PD780022AGC-535-AB8 Display Controller for The μ pin 35: A VDD : - : Positive supply voltage for the Analog sec- Power Amplifier tion. pin 36: RESET : IN : Reset signal input.
  • Page 4: Parts List

    EXPLODED VEIW PARTS LIST ■ ・ ×4 ×6 ×6 - 4 - APA4300HX...
  • Page 5 Q'TY PART NO. DESCRIPTION Q'TY 313-1779-00 HEAT SINK 042-9013-00 ALUMI-ELE-C (16V6800μF) 371-3918-00 TRIM PLATE 009-0662-0A CHOCK 378-0527-00 BADGE(clarion) 331-2383-00 BUS BAR 076-0491-00 SWITCH 331-2850-00 BUS BAR 331-2848-00 FRONT PANEL 331-2849-00 BUS BAR 331-2847-00 REAR PANEL 002-0223-00 THERMISTOR 060-0057-60 AUTO-FUSE(30A) 101-1143-00 TRANSISTOR (2SB1143)
  • Page 6 BLOCK DIAGRAM ■ - 6 - APA4300HX...
  • Page 7 ELECTRICAL PARTS LIST ■ Note) Several different parts of the same reference number are alternative parts. Main PWB section(B1) One of those parts is used in the set. REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION C101 182-1063-33 16V10μF...
  • Page 8 REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION D337 001-0516-00 MA111 Q128 102-1846-00 2SC1846 Q815 102-2712-00 2SC2712 D338 001-0516-00 MA111 Q129 102-2458-00 2SC2458 Q816 100-1162-00 2SA1162 D339 001-0516-00 MA111 Q130 100-1048-00 2SA1048 Q817 102-2712-00 2SC2712 D340 001-0516-00 MA111...
  • Page 9 REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION R168 111-1811-91 1/4WS 180Ω R242 032-0144-54 1/10W 47Ω R389 117-1231-10 1/10W 12kΩ R169 111-1811-91 1/4WS 180Ω R243 032-0144-54 1/10W 47Ω R390 117-1231-10 1/10W 12kΩ R170 111-6831-91 1/4WS 68kΩ...
  • Page 10 REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION R824 117-1841-10 1/10W 180kΩ R853 117-1011-10 1/10W 100Ω R880 032-0092-79 1/10W 5.6kΩ±1% R827 117-1031-10 1/10W 10kΩ R854 117-1011-10 1/10W 100Ω R881 032-0092-73 1/10W 3.9kΩ±1% R828 117-2201-10 1/10W 22Ω...
  • Page 11 REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION IC701 051-5825-00 LM61CIZ R537 117-1031-10 1/10W 10kΩ R654 117-5611-10 1/10W 560Ω IC702 051-0350-55 NJM4558M R538 117-1031-10 1/10W 10kΩ R655 117-5611-10 1/10W 560Ω IC703 051-0717-10 NJM7805FA R539 117-1031-10 1/10W 10kΩ...
  • Page 12 REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION REF No. PART No. DESCRIPTION R764 117-8221-10 1/10W 8.2kΩ R785 117-1031-10 1/10W 10kΩ R806 117-3021-10 1/10W 3kΩ R765 117-8221-10 1/10W 8.2kΩ R786 117-1031-10 1/10W 10kΩ R807 117-3021-10 1/10W 3kΩ R766 117-8221-10 1/10W 8.2kΩ...
  • Page 18 SUB PWB-B (B2) - 18 -...